Give this a try. Warning: It lists everything.

#!/usr/bin/perl

use strict;
use warnings;
use Perl::Installed;
use Data::Dumper::Concise;

my $perl = Perl::Installed->new( prefix => '/usr' );

my @files = $perl->files();
print Dumper(@files);

my $cfg = $perl->config();
print "$cfg->{version} on $cfg->{osname}\n";
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